>> reporter: hey there, craig. my special guest is being mobbed by the crowd behind me. it's the senior adviser to president obama. she will make her way here in a second. as she comes up, we will give her a big welcome. welcome, valerie. pleasure to see you. >> pleasure to be here. can you believe the crowd? it's amazing. >> reporter: the president and first lady created this to really hopefully make it a standing tradition for inaugurations going forward. >> not just inaugurations, my message is let's do it every day. let's make service a part of our life, we will have a big celebration for inaugurations when people go home on, we want them to find a way to serve in their home community and that is what makes the fabric of our country stronger. it's exciting to have thousands and thousands of people to come and celebrate the president's re-election and the importance of giving back. >> reporter: it is seeming to catch on, 2011 was a five-year high in terms of volunteerism that has to make the president and first lady happy. >> it does, and we want to build that momentu